Merge pull request #141 from ActiveCampaign/unsubscribe-handling

Add SubscriptionManagementConfiguration to PostmarkMessageStream

src/Postmark/Model/MessageStreams/PostmarkMessageStream.cs

@@ -48,5 +48,10 @@ public class PostmarkMessageStream
         /// The date when this message stream has been archived. If null, this message stream is not in an archival state.
         /// </summary>
         public DateTime? ArchivedAt { get; set; }
+
+        /// <summary>
+        /// Subscription management options for the Stream.
+        /// </summary>
+        public PostmarkSubscriptionManagementConfiguration SubscriptionManagementConfiguration { get; set; }
     }
 }

src/Postmark/Model/MessageStreams/PostmarkSubscriptionManagementConfiguration.cs

@@ -0,0 +1,11 @@
+namespace Postmark.Model.MessageStreams
+{
+    public class PostmarkSubscriptionManagementConfiguration
+    {
+        /// <summary>
+        /// The unsubscribe management option used for the Stream. Broadcast Message Streams require unsubscribe management, Postmark is default. For Inbound and Transactional Streams default is none.
+        /// </summary>
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.JsonStringEnumConverter<UnsubscribeHandlingType>))]
+        public UnsubscribeHandlingType UnsubscribeHandlingType { get; set; }
+    }
+}

src/Postmark/Model/MessageStreams/UnsubscribeHandlingType.cs

@@ -0,0 +1,9 @@
+namespace Postmark.Model.MessageStreams
+{
+    public enum UnsubscribeHandlingType
+    {
+        None,
+        Custom,
+        Postmark,
+    }
+}

src/Postmark/PostmarkClient.cs

@@ -1128,8 +1128,9 @@ public async Task<PostmarkBulkReactivationResult> DeleteSuppressions(IEnumerable
         /// <param name="type">Type of the message stream. E.g.: Transactional or Broadcasts.</param>
         /// <param name="name">Friendly name for your message stream.</param>
         /// <param name="description">Friendly description for your message stream. (optional)</param>
+        /// <param name="unsubscriptionHandlingType">The unsubscribe management option for the stream. (optional)</param>
         /// <remarks>Currently, you cannot create multiple inbound streams.</remarks>
-        public async Task<PostmarkMessageStream> CreateMessageStream(string id, MessageStreamType type, string name, string description = null)
+        public async Task<PostmarkMessageStream> CreateMessageStream(string id, MessageStreamType type, string name, string description = null, UnsubscribeHandlingType? unsubscriptionHandlingType = null)
         {
             var body = new Dictionary<string, object>
             {
@@ -1139,6 +1140,14 @@ public async Task<PostmarkMessageStream> CreateMessageStream(string id, MessageS
                 ["MessageStreamType"] = type.ToString()
             };
 
+            if (unsubscriptionHandlingType.HasValue)
+            {
+                body["SubscriptionManagementConfiguration"] = new Dictionary<string, object>
+                {
+                    ["UnsubscribeHandlingType"] = unsubscriptionHandlingType.ToString()
+                };
+            } 
+
             var apiUrl = "/message-streams/";
 
             return await ProcessRequestAsync<Dictionary<string, object>, PostmarkMessageStream>(apiUrl, HttpMethod.Post, body);
@@ -1150,14 +1159,23 @@ public async Task<PostmarkMessageStream> CreateMessageStream(string id, MessageS
         /// <param name="id">The identifier for the stream you are trying to update.</param>
         /// <param name="name">New friendly name to use. (optional)</param>
         /// <param name="description">New description to use. (optional)</param>
-        public async Task<PostmarkMessageStream> EditMessageStream(string id, string name = null, string description = null)
+        /// <param name="unsubscriptionHandlingType">New unsubscribe management option for the stream. (optional)</param>
+        public async Task<PostmarkMessageStream> EditMessageStream(string id, string name = null, string description = null, UnsubscribeHandlingType? unsubscriptionHandlingType = null)
         {
             var body = new Dictionary<string, object>
             {
                 ["Name"] = name,
                 ["Description"] = description
             };
 
+            if (unsubscriptionHandlingType.HasValue)
+            {
+                body["SubscriptionManagementConfiguration"] = new Dictionary<string, object>
+                {
+                    ["UnsubscribeHandlingType"] = unsubscriptionHandlingType.ToString()
+                };
+            } 
+
             var apiUrl = $"/message-streams/{id}";
 
             return await ProcessRequestAsync<Dictionary<string, object>, PostmarkMessageStream>(apiUrl, new HttpMethod("PATCH"), body);